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Percentage lesson 9: Find the whole from a percent · Set 263 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.153 is 75% of ?
  2. 2.Dev spent ₹264, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  3. 3.24 is 30% of ?
  4. 4.30% of a number is 72. What is the number?
  5. 5.Aarav spent ₹8, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  6. 6.156 is 60% of ?
  7. 7.29 is 50% of ?
  8. 8.15% of a number is 9. What is the number?
  9. 9.4 is 20% of ?
  10. 10.11 is 5% of ?
  11. 11.Dev spent ₹12, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  12. 12.10% of a number is 2. What is the number?
  13. 13.Kabir spent ₹33, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  14. 14.26 is 20% of ?
  15. 15.4 is 40% of ?
  16. 16.12% of a number is 21. What is the number?
  17. 17.36 is 20% of ?
  18. 18.75% of a number is 27. What is the number?
  19. 19.Meera spent ₹80, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  20. 20.25% of a number is 98. What is the number?
  21. 21.5% of a number is 17. What is the number?
  22. 22.16 is 40% of ?
  23. 23.12% of a number is 3. What is the number?
  24. 24.Arjun spent ₹17, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  25. 25.2 is 5% of ?
  26. 26.75% of a number is 72. What is the number?
  27. 27.12% of a number is 18. What is the number?
  28. 28.78 is 25% of ?
  29. 29.25% of a number is 51. What is the number?
  30. 30.Riya spent ₹171, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?
  31. 31.Diya spent ₹15, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  32. 32.16 is 5% of ?
  33. 33.8 is 10% of ?
  34. 34.Anaya spent ₹79, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  35. 35.25% of a number is 3. What is the number?
  36. 36.Ishaan spent ₹9, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  37. 37.10% of a number is 6. What is the number?
  38. 38.18 is 15% of ?
  39. 39.Kabir spent ₹19, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  40. 40.19 is 5% of ?

Answer key

  1. 204
  2. 330
  3. 80
  4. 240
  5. 160
  6. 260
  7. 58
  8. 60
  9. 20
  10. 220
  11. 60
  12. 20
  13. 275
  14. 130
  15. 10
  16. 175
  17. 180
  18. 36
  19. 320
  20. 392
  21. 340
  22. 40
  23. 25
  24. 170
  25. 40
  26. 96
  27. 150
  28. 312
  29. 204
  30. 342
  31. 60
  32. 320
  33. 80
  34. 316
  35. 12
  36. 30
  37. 60
  38. 120
  39. 76
  40. 380

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